package com.yueka.service;

import com.yueka.pojo.statement.Statement;
import com.yueka.pojo.statement.Trend;

import java.time.LocalDateTime;
import java.util.List;

public interface StatementService {
    Statement getStatement();

    List<Trend> getStudentTrend(String start, String end);

    List<Trend> getRourseRecordTrend(String start, String end);
}
